#define _CRT_SECURE_NO_WARNINGS  1
#pragma warning(disable:6031)
#include<stdio.h>


int x = 5; y = 8;
void swap()
{
	int z;
	z = x;
	x = y;
	y = z;
}
int main()
{
	int x = 3, y = 8;
	swap();
	printf("%d %d", x, y);
}